Perhaps you should try some spelling variations:
te sach » toc sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
hanh ve » hanh vi, hanh va, hanh kem
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va
cua te » cua tu
thiet » thieu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cac) or (te sach)) ky nang xa hoi. hieu ve cam xuc va hanh ve ((cua te) or (va thiet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cac) OR (te sach)) ky nang xa hoi. hieu ve cam xuc va hanh ve ((cua te) OR (va thiet)).
• Adding a wildcard symbol may retrieve word variants: ((tu cac) or (te sach)) ky nang xa hoi. hieu ve cam xuc va hanh ve ((cua te) or (va thiet))*.